Readonlyf0The top of the fundamental search, in Hz.
Readonlyf0The bottom of the fundamental search, in Hz.
ReadonlymaxHow many simultaneous voices to look for; never above HRP_MAX_VOICES.
ReadonlyminThe confidence floor, derived — see hrpMinConfidenceFor.
The SEARCH one channel's analyser runs — how many voices to look for and where to look for them. Not a correction policy: it narrows what the detector considers, and the learned model stays the authority over what is actually cut.
hrp_pitch.hsays it in as many words — "the search, as the caller declares it. No global tuning — a second console may want another" — so the hint travels with the analyze call rather than being compiled into the C.